IT1041919B - Procedimento per il trattamento termico di rotaie - Google Patents

Procedimento per il trattamento termico di rotaie

Info

Publication number
IT1041919B
IT1041919B IT26405/75A IT2640575A IT1041919B IT 1041919 B IT1041919 B IT 1041919B IT 26405/75 A IT26405/75 A IT 26405/75A IT 2640575 A IT2640575 A IT 2640575A IT 1041919 B IT1041919 B IT 1041919B
Authority
IT
Italy
Prior art keywords
rails
procedure
heat treatment
treatment
heat
Prior art date
Application number
IT26405/75A
Other languages
English (en)
Original Assignee
Krupp Ag Huettenwerke
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Krupp Ag Huettenwerke filed Critical Krupp Ag Huettenwerke
Application granted granted Critical
Publication of IT1041919B publication Critical patent/IT1041919B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/60—Aqueous agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/63—Quenching devices for bath quenching
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
IT26405/75A 1974-08-16 1975-08-18 Procedimento per il trattamento termico di rotaie IT1041919B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2439338A DE2439338C2 (de) 1974-08-16 1974-08-16 Verfahren zur Wärmebehandlung von Schienen aus der Walzhitze

Publications (1)

Publication Number Publication Date
IT1041919B true IT1041919B (it) 1980-01-10

Family

ID=5923362

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26405/75A IT1041919B (it) 1974-08-16 1975-08-18 Procedimento per il trattamento termico di rotaie

Country Status (12)

Country Link
US (1) US4082577A (it)
JP (1) JPS5166221A (it)
AT (1) AT357187B (it)
BE (1) BE832422A (it)
BR (1) BR7505219A (it)
CA (1) CA1058492A (it)
DE (1) DE2439338C2 (it)
FR (1) FR2281990A1 (it)
GB (1) GB1467576A (it)
IT (1) IT1041919B (it)
SE (1) SE425002B (it)
ZA (1) ZA754669B (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391282A1 (fr) * 1977-05-18 1978-12-15 Centre Rech Metallurgique Procede de fabrication de rails a caracteristiques ameliorees
DE2730045C2 (de) * 1977-07-02 1984-11-08 Krupp Stahl Ag, 4630 Bochum Verfahren zum Herstellen verschleißbeständiger Schienen und/oder Radwerkstoffen
JPS54148124A (en) 1978-05-12 1979-11-20 Nippon Steel Corp Manufacture of high strength rall of excellent weldability
US4171233A (en) * 1978-05-22 1979-10-16 Bethlehem Steel Corporation Lens quality of die steel
BE884443A (fr) * 1980-07-23 1981-01-23 Centre Rech Metallurgique Perfectionnements aux procedes de fabrication de rails a haute resistance
AT375402B (de) * 1982-03-09 1984-08-10 Voest Alpine Ag Verfahren zum waermebehandeln von schienen
CA1193176A (en) * 1982-07-06 1985-09-10 Robert J. Ackert Method for the production of improved railway rails by accelerated colling in line with the production rolling mill
US4486248A (en) * 1982-08-05 1984-12-04 The Algoma Steel Corporation Limited Method for the production of improved railway rails by accelerated cooling in line with the production rolling mill
DE3336006A1 (de) * 1983-10-04 1985-04-25 Krupp Stahl Ag, 4630 Bochum Schiene mit hoher verschleissfestigkeit im kopf und hoher bruchsicherheit im fuss
DE3446794C1 (de) * 1984-12-21 1986-01-02 BWG Butzbacher Weichenbau GmbH, 6308 Butzbach Verfahren zur Waermebehandlung perlitischer Schienenstaehle
EP0190448A1 (de) * 1985-01-18 1986-08-13 Krupp Stahl AG Verfahren zur Verminderung der Eigenspannungen rollengerichteter Stahlschienen
JPH0730401B2 (ja) * 1986-11-17 1995-04-05 日本鋼管株式会社 靭性の優れた高強度レ−ルの製造方法
US4895605A (en) * 1988-08-19 1990-01-23 Algoma Steel Corporation Method for the manufacture of hardened railroad rails
AT402941B (de) * 1994-07-19 1997-09-25 Voest Alpine Schienen Gmbh Verfahren und vorrichtung zur wärmebehandlung von profiliertem walzgut
IN191289B (it) 1994-07-19 2003-11-01 Voest Alpine Schienen Gmbh
CN1044826C (zh) 1994-11-15 1999-08-25 新日本制铁株式会社 耐磨性优良的珠光体类钢轨及其制造方法
JP5145795B2 (ja) * 2006-07-24 2013-02-20 新日鐵住金株式会社 耐摩耗性および延性に優れたパーライト系レールの製造方法
US7591909B2 (en) * 2007-08-23 2009-09-22 Transportation Technology Center, Inc. Railroad wheel steels having improved resistance to rolling contact fatigue
US8075420B2 (en) * 2009-06-24 2011-12-13 Acushnet Company Hardened golf club head
CN102899471B (zh) * 2012-10-17 2014-08-06 攀钢集团攀枝花钢铁研究院有限公司 贝氏体钢轨的热处理方法
JP6637649B2 (ja) * 2014-07-10 2020-01-29 高周波熱錬株式会社 加熱装置及び加熱方法
WO2016006253A1 (en) 2014-07-10 2016-01-14 Neturen Co., Ltd. Heating apparatus and heating method
JP6637648B2 (ja) * 2014-07-10 2020-01-29 高周波熱錬株式会社 加熱装置及び加熱方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1178352A (en) * 1915-08-09 1916-04-04 Christer Peter Sandberg Method of treating steel.
US1205998A (en) * 1916-03-20 1916-11-28 Edward F Kenney Treating rails.
FR90024E (fr) * 1965-04-28 1967-09-29 Lorraine Escaut Sa Procédé et installation de traitement thermique des rails

Also Published As

Publication number Publication date
ATA633875A (de) 1979-11-15
CA1058492A (en) 1979-07-17
FR2281990B1 (it) 1980-04-30
SE7509130L (sv) 1976-02-17
GB1467576A (en) 1977-03-16
DE2439338B1 (de) 1975-10-23
ZA754669B (en) 1976-09-29
DE2439338C2 (de) 1980-08-28
SE425002B (sv) 1982-08-23
BR7505219A (pt) 1976-08-03
US4082577A (en) 1978-04-04
JPS5166221A (it) 1976-06-08
FR2281990A1 (fr) 1976-03-12
AT357187B (de) 1980-06-25
BE832422A (fr) 1975-12-01

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